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Siemens BQ3B090H - Molded Case Circuit Breaker 90A 3P (22kA AIC)

Siemens
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Siemens BQ3B090H is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase electrical systems. It features a 90A current rating and a 240V voltage rating, housed within a compact, bolt-on frame measuring 2.756 x 2.756 x 3.937 inches and weighing 1.146 lb. This thermal-magnetic breaker is HACR rated and UL Listed/CSA certified, ensuring compliance with industry safety standards for use in Siemens panelboards and compatible industrial applications.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic Protection with Long Time and Instantaneous Trip Functions
  • Voltage Rating: 240V AC
  • Current Rating: 90A
  • Frame Size: 125A/BQH
  • AIC Rating: 22kA @ 240V
  • Phase: 3
  • Poles: 3
  • Connection: Bolt-on with Lug Terminal
  • Dimensions: 2.756" x 2.756" x 3.937" (70mm x 70mm x 100mm)
  • Weight: 1.146 lb (0.52 kg)
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • MCM Size / Wire Range: Min. 8 AWG, Max. 2 AWG (Al) or 4 AWG (Cu)
  • Standards & Certification: UL Listed, CSA, HACR Rated
  • Panel Type: Siemens Panelboards
  • Breaker Type: High Interrupting Capacity (BQH)
  • Family: BQ Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643161740
  • GTIN: 00783643161740